Home / 137,498,966.64-190,248,219.72-119,894,575.68

Finding the Fourth Proportional to 137,498,966.64, 190,248,219.72 and 119,894,575.68

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Solution

The fourth proportional to 137,498,966.64, 190,248,219.72 and 119,894,575.68 is: 165,890,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,498,966.64 : 190,248,219.72 = 119,894,575.68 : x
  2. Step 2: Convert to fraction form
    137,498,966.64/190,248,219.72 = 119,894,575.68/x
  3. Step 3: Cross multiply
    137,498,966.64x = 190,248,219.72 × 119,894,575.68
  4. Step 4: Simplify right side
    137,498,966.64x = 22,809,729,577,204,808
  5. Step 5: Solve for x
    x = 22,809,729,577,204,808/137,498,966.64
  6. Step 6: Final answer
    x = 165,890,189.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.